Earlier quoted context omitted.
Give Russia some time; they're working on reducing the number of countries between them and Switzerland.
East-Ukraine is not between Russia and Switzerland on any conceivable flight path and West-Ukraine barely so. But that was a funny comment.
A great circle from Moscow to Zurich passes through Belarus, Poland, Czech Republic and Germany, however if you went from Volgograd to Zurich you would go straight through eastern Ukraine.